Watch



FIG. 1 is a front view of my new, original and ornamental design for a watch;

FIG. 2 is a rear view thereof;

FIG. 3 is a left side view thereof;

FIG. 4 is a right side view thereof;

FIG. 5 is a top view thereof;

FIG. 6 is a bottom view thereof; and,

FIG. 7 is a front perspective view thereof.

The broken lines in the drawings are used to show portions of the watch that do not form part of the claimed design. 

The ornamental design for a watch, as shown and described. 